Incoloy 800 / 800H / 800HT Compression Tube Fittings


Arrow Piping Solutions is a reliable manufacturer and supplier of high-quality Incoloy 800, 800H, and 800HT Compression Tube Fittings in India. Our offerings include a wide range of Flared Tube Fittings, Bulkhead Unions, Female Elbows, Male Connectors, Branch Tees, and Adapters. These fittings are designed to meet high-pressure and high-temperature requirements in critical industries.


Our Incoloy 800 series compression fittings are made from nickel-iron-chromium alloys offering superior resistance to corrosion, oxidation, and stress corrosion cracking. Incoloy 800H and 800HT variants provide enhanced creep and rupture strength, making them ideal for extreme industrial environments like chemical processing, power generation, and oil & gas sectors.

Incoloy 800 Tube Fittings

Incoloy 800 / 800H / 800HT Compression Tube Fittings Specifications

Size Range1/16 in. to 2 in. & 2mm to 50 mm
End Connection Thread TypeNPT (ASME B1.20.1), ISO/BSP, SAE (ASME B1.1)
Working Pressure2000 to 6000 PSI
Medium Pressure RatingUp to 20,000 psig (1378 bar), 1000°F (537°C)
High Pressure RatingUp to 60,000 psig (4134 bar), 1000°F (537°C)
TypesTube to Union, Tube to Male, Tube to Female, Instrument Pipe Fittings, Accessories

Incoloy 800 / 800H / 800HT Equivalent Grades

StandardUNSWNR.AFNORENJISBSGOSTOR
Incoloy 800N088001.4876Z8NC32-21X10NiCrAlTi32-20NCF 800NA 15ЭИ670XH32T
Incoloy 800HN088101.4958Z8NC32-21X10NiCrAlTi32-20NCF 800HNA 15(H)ЭИ670XH32T
Incoloy 800HTN088111.4959X8NiCrAlTi32-21NCF 800HTNA 15(HT)ЭИ670XH32T

Chemical Composition

GradeNiFeCrCuTiAlCMnSSi
Incoloy 80030.0-35.039.5 min19.0-23.00.75 max0.15-0.600.15-0.600.10 max1.5 max0.015 max1.0 max
Incoloy 800H30.0-35.039.5 min19.0-23.00.75 max0.15-0.600.15-0.600.05-0.101.5 max0.015 max1.0 max
Incoloy 800HT30.0-35.039.5 min19.0-23.00.75 max0.25-0.600.85-1.200.06-0.101.5 max0.015 max1.0 max

Mechanical Properties

DensityMelting PointTensile StrengthYield Strength (0.2% Offset)Elongation
7.94 g/cm³1350–1400°C75,000 Psi / 520 MPa30,000 Psi / 205 MPa30–35%

Compression Tube Fittings Dimensions

Arrow Piping Solutions offers a broad range of Incoloy 800 series compression fittings with various OD, thread designations, and inch sizes. The fittings conform to international threading standards (NPT, BSP, SAE).

Application Industries

Our Incoloy 800 / 800H / 800HT Compression Tube Fittings are used in the following industries:

  • Textile Machinery
  • Oil and Gas Industry
  • Pulp and Paper Industry
  • Power Plants
  • Energy Industries
  • Furniture
  • Pharmaceutical Processing Industry
  • Modern Architecture
  • Home Appliances
  • Water Waste Projects
  • Synthetic Fiber
  • Heat Exchangers
  • Fluid Piping
  • Dairy and Food Processing